/home/marsyas/marsyas/src/marsyas/PeakViewSource.h

/*
** Copyright (C) 1998-2010 George Tzanetakis <gtzan@cs.uvic.ca>
**  
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
** 
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.
** 
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software 
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

#ifndef MARSYAS_PEAKVIEWSOURCE_H
#define MARSYAS_PEAKVIEWSOURCE_H

#include "MarSystem.h"

namespace Marsyas
{
    class PeakViewSource: public MarSystem
    {
        private:
            std::string filename_;
            realvec peakData_;

            mrs_natural frameSize_;
            mrs_natural numFrames_;
            mrs_natural frameIdx_;

            MarControlPtr ctrl_filename_;
            MarControlPtr ctrl_hasData_;
            MarControlPtr ctrl_pos_;
            MarControlPtr ctrl_ignGroups_,
                ctrl_noNegativeGroups_;
            MarControlPtr ctrl_frameMaxNumPeaks_;
            MarControlPtr ctrl_totalNumPeaks_;
            MarControlPtr ctrl_nTimes_;
            MarControlPtr ctrl_size_;

            void discardNegativeGroups (mrs_realvec &output);
            void defaultConfig();
            void addControls();
            void myUpdate(MarControlPtr sender);
    
        public:
            PeakViewSource(std::string name);
            PeakViewSource(const PeakViewSource& a);
            ~PeakViewSource();
            MarSystem* clone() const;  
    
            void myProcess(realvec& in, realvec& out);
    };
  
}

#endif

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